Now it's Tehura's turn to be morally shocked--not by our sexual customs but our transit systems. Laying a grid on the earth! And with no exercise, we get so fat! Too overweight to fly! Oh, wait, no wings anyway...

But she's right. Even America’s most scenic city is a relentless grid; and most of us are obese. I started out as skeptical of her notes as I was of Gauguin's on Tahiti, but I grew to respect her. As she grew to respect us.